These old anti-ice or anti-snow skates or crampons are placed under the shoe to prevent slipping, they are sold in their case and with a remnant of period instructions, the mention SGDG appearing on the instructions allows them to be dated before 1968. Ideal for this season which is starting! Marks of time. Crampons 6 x 5 x 0.7 cm, pouch 9.5 x 8 cm.